Here's one from Master Cook >>
* Exported from MasterCook *
Hot Chocolate Master Mix
Recipe By : Robyn Walton
3 cup powdered sugar
1 cup unsweetened cocoa
1 cup coffee creamer
1 tsp salt
5 1/3 cup nonfat dry milk
Put all above ingredients in large bowl and mix well. (Add 2 cups miniature marshmallows if desired.)
1/3 c. mixture in 8 oz. cold milk (use quick shake) for chocolate milk
1/3 c. mixture in coffee mug, add hotwater, for hot chocolate
1/3 c. mixture in coffee mug, add hot coffee, for Cafe Mocha